SC8110 (legacy)
14. "AC line" - power input 240V. IEC C14 connector.
15. "Fuse" - type 5*20mm
16. "Output 1..4" - AC output voltages from relays. Connector IEC C13. Maximum output power for each relay - 10A*240V.
17. "SMA" - optional hole for mounting SMA antenna of GSM modem.
18. "DC 12V" - backup power socket, to connect a battery or a battery backup.
19. "Dry contacts" - empty slot for dry contacts module SC16, used to connect dry contacts on doors, windows, etc.